Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

common/services/follow/tip.go

@@ -0,0 +1,35 @@
+package follow
+
+import "91porn-server/common/services"
+
+const tipKey = "user_followed_tip_key"
+
+// SetTip 设置关注提醒
+func SetTip(uid uint64) error {
+	err := services.Redis.SetBit(tipKey, int64(uid), 1)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// CancelTip 清除关注提醒
+func CancelTip(uid uint64) error {
+	err := services.Redis.SetBit(tipKey, int64(uid), 0)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// CheckTip 检查是否有提醒
+func CheckTip(uid uint64) bool {
+	val, err := services.Redis.GetBit(tipKey, int64(uid))
+	if err != nil {
+		return false
+	}
+
+	return val == 1
+}